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Je suis en train de modifier le code arduino, jauge de température à PHP et avoir des problèmes avec la valeur annoncez du fichier avec file_get_contentsvaleur annoncez du fichier avec le fichier obtenir le contenu
Voici le code d'origine:
Et voici mon code ACTUALISATION:
je change seulement dans la section après: --- code Gauge termine -
<!DOCTYPE html>
<html>
<head>
<title>Arduino Two Temperaturesa</title>
<script>
var data_val = 0
var data_val2 = 0;
<!-- Gauge Code Starts -->
var Gauge=function(b){function l(a,b){for(var c in b)"object"==typeof b[c]&&"[object Array]"!==Object.prototype.toString.call(b[c])&&"renderTo"!=c?("object"!=typeof a[c]&&(a[c]={}),l(a[c],b[c])):a[c]=b[c]}function q(){z.width=b.width;z.height=b.height;A=z.cloneNode(!0);B=A.getContext("2d");C=z.width;D=z.height;t=C/2;u=D/2;f=t<u?t:u;A.i8d=!1;B.translate(t,u);B.save();a.translate(t,u);a.save()}function v(a){var b=new Date;G=setInterval(function(){var c=(new Date-b)/a.duration;1<c&&(c=1);var f=("function"==
typeof a.delta?a.delta:M[a.delta])(c);a.step(f);1==c&&clearInterval(G)},a.delay||10)}function k(){G&&clearInterval(G);var a=I-n,h=n,c=b.animation;v({delay:c.delay,duration:c.duration,delta:c.fn,step:function(b){n=parseFloat(h)+a*b;E.draw()}})}function e(a){return a*Math.PI/180}function g(b,h,c){c=a.createLinearGradient(0,0,0,c);c.addColorStop(0,b);c.addColorStop(1,h);return c}function p(){var m=93*(f/100),h=f-m,c=91*(f/100),e=88*(f/100),d=85*(f/100);a.save();b.glow&&(a.shadowBlur=h,a.shadowColor=
"rgba(0, 0, 0, 0.5)");a.beginPath();a.arc(0,0,m,0,2*Math.PI,!0);a.fillStyle=g("#ddd","#aaa",m);a.fill();a.restore();a.beginPath();a.arc(0,0,c,0,2*Math.PI,!0);a.fillStyle=g("#fafafa","#ccc",c);a.fill();a.beginPath();a.arc(0,0,e,0,2*Math.PI,!0);a.fillStyle=g("#eee","#f0f0f0",e);a.fill();a.beginPath();a.arc(0,0,d,0,2*Math.PI,!0);a.fillStyle=b.colors.plate;a.fill();a.save()}function w(a){var h=!1;a=0===b.majorTicksFormat.dec?Math.round(a).toString():a.toFixed(b.majorTicksFormat.dec);return 1<b.majorTicksFormat["int"]?
(h=-1<a.indexOf("."),-1<a.indexOf("-")?"-"+(b.majorTicksFormat["int"]+b.majorTicksFormat.dec+2+(h?1:0)-a.length)+a.replace("-",""):""+(b.majorTicksFormat["int"]+b.majorTicksFormat.dec+1+(h?1:0)-a.length)+a):a}function d(){var m=81*(f/100);a.lineWidth=2;a.strokeStyle=b.colors.majorTicks;a.save();if(0===b.majorTicks.length){for(var h=(b.maxValue-b.minValue)/5,c=0;5>c;c++)b.majorTicks.push(w(b.minValue+h*c));b.majorTicks.push(w(b.maxValue))}for(c=0;c<b.majorTicks.length;++c)a.rotate(e(45+c*(270/(b.majorTicks.length-
1)))),a.beginPath(),a.moveTo(0,m),a.lineTo(0,m-15*(f/100)),a.stroke(),a.restore(),a.save();b.strokeTicks&&(a.rotate(e(90)),a.beginPath(),a.arc(0,0,m,e(45),e(315),!1),a.stroke(),a.restore(),a.save())}function J(){var m=81*(f/100);a.lineWidth=1;a.strokeStyle=b.colors.minorTicks;a.save();for(var h=b.minorTicks*(b.majorTicks.length-1),c=0;c<h;++c)a.rotate(e(45+c*(270/h))),a.beginPath(),a.moveTo(0,m),a.lineTo(0,m-7.5*(f/100)),a.stroke(),a.restore(),a.save()}function s(){for(var m=55*(f/100),h=0;h<b.majorTicks.length;++h){var c=
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Math.sin(b),f=Math.cos(b);return{x:0*f-a*c,y:0*c+a*f}}function N(){a.save();for(var m=81*(f/100),h=m-15*(f/100),c=0,g=b.highlights.length;c<g;c++){var d=b.highlights[c],r=(b.maxValue-b.minValue)/270,k=e(45+(d.from-b.minValue)/r),r=e(45+(d.to-b.minValue)/r);a.beginPath();a.rotate(e(90));a.arc(0,0,m,k,r,!1);a.restore();a.save();var l=F(h,k),p=F(m,k);a.moveTo(l.x,l.y);a.lineTo(p.x,p.y);var p=F(m,r),n=F(h,r);a.lineTo(p.x,p.y);a.lineTo(n.x,n.y);a.lineTo(l.x,l.y);a.closePath();a.fillStyle=d.color;a.fill();
a.beginPath();a.rotate(e(90));a.arc(0,0,h,k-0.2,r+0.2,!1);a.restore();a.closePath();a.fillStyle=b.colors.plate;a.fill();a.save()}}function K(){var m=12*(f/100),h=8*(f/100),c=77*(f/100),d=20*(f/100),k=4*(f/100),r=2*(f/100),l=function(){a.shadowOffsetX=2;a.shadowOffsetY=2;a.shadowBlur=10;a.shadowColor="rgba(188, 143, 143, 0.45)"};l();a.save();n=0>n?Math.abs(b.minValue-n):0<b.minValue?n-b.minValue:Math.abs(b.minValue)+n;a.rotate(e(45+n/((b.maxValue-b.minValue)/270)));a.beginPath();a.moveTo(-r,-d);a.lineTo(-k,
0);a.lineTo(-1,c);a.lineTo(1,c);a.lineTo(k,0);a.lineTo(r,-d);a.closePath();a.fillStyle=g(b.colors.needle.start,b.colors.needle.end,c-d);a.fill();a.beginPath();a.lineTo(-0.5,c);a.lineTo(-1,c);a.lineTo(-k,0);a.lineTo(-r,-d);a.lineTo(r/2-2,-d);a.closePath();a.fillStyle="rgba(255, 255, 255, 0.2)";a.fill();a.restore();l();a.beginPath();a.arc(0,0,m,0,2*Math.PI,!0);a.fillStyle=g("#f0f0f0","#ccc",m);a.fill();a.restore();a.beginPath();a.arc(0,0,h,0,2*Math.PI,!0);a.fillStyle=g("#e8e8e8","#f5f5f5",h);a.fill()}
function L(){a.save();a.font=40*(f/200)+"px Led";var b=x(y),h=a.measureText("-"+x(0)).width,c=f-33*(f/100),g=0.12*f;a.save();var d=-h/2-0.025*f,e=c-g-0.04*f,h=h+0.05*f,g=g+0.07*f,k=0.025*f;a.beginPath();a.moveTo(d+k,e);a.lineTo(d+h-k,e);a.quadraticCurveTo(d+h,e,d+h,e+k);a.lineTo(d+h,e+g-k);a.quadraticCurveTo(d+h,e+g,d+h-k,e+g);a.lineTo(d+k,e+g);a.quadraticCurveTo(d,e+g,d,e+g-k);a.lineTo(d,e+k);a.quadraticCurveTo(d,e,d+k,e);a.closePath();d=a.createRadialGradient(0,c-0.12*f-0.025*f+(0.12*f+0.045*f)/
2,f/10,0,c-0.12*f-0.025*f+(0.12*f+0.045*f)/2,f/5);d.addColorStop(0,"#888");d.addColorStop(1,"#666");a.strokeStyle=d;a.lineWidth=0.05*f;a.stroke();a.shadowBlur=0.012*f;a.shadowColor="rgba(0, 0, 0, 1)";a.fillStyle="#babab2";a.fill();a.restore();a.shadowOffsetX=0.004*f;a.shadowOffsetY=0.004*f;a.shadowBlur=0.012*f;a.shadowColor="rgba(0, 0, 0, 0.3)";a.fillStyle="#444";a.textAlign="center";a.fillText(b,-0,c);a.restore()}Gauge.Collection.push(this);this.config={renderTo:null,width:200,height:200,title:!1,
maxValue:100,minValue:0,majorTicks:[],minorTicks:10,strokeTicks:!0,units:!1,valueFormat:{"int":3,dec:2},majorTicksFormat:{"int":1,dec:0},glow:!0,animation:{delay:10,duration:250,fn:"cycle"},colors:{plate:"#fff",majorTicks:"#444",minorTicks:"#666",title:"#888",units:"#888",numbers:"#444",needle:{start:"rgba(240, 128, 128, 1)",end:"rgba(255, 160, 122, .9)"}},highlights:[{from:20,to:60,color:"#eee"},{from:60,to:80,color:"#ccc"},{from:80,to:100,color:"#999"}]};var y=0,E=this,n=0,I=0,H=!1;this.setValue=
function(a){n=b.animation?y:a;var d=(b.maxValue-b.minValue)/100;I=a>b.maxValue?b.maxValue+d:a<b.minValue?b.minValue-d:a;y=a;b.animation?k():this.draw();return this};this.setRawValue=function(a){n=y=a;this.draw();return this};this.clear=function(){y=n=I=this.config.minValue;this.draw();return this};this.getValue=function(){return y};this.onready=function(){};l(this.config,b);this.config.minValue=parseFloat(this.config.minValue);this.config.maxValue=parseFloat(this.config.maxValue);b=this.config;n=
y=b.minValue;if(!b.renderTo)throw Error("Canvas element was not specified when creating the Gauge object!");var z=b.renderTo.tagName?b.renderTo:document.getElementById(b.renderTo),a=z.getContext("2d"),A,C,D,t,u,f,B;q();this.updateConfig=function(a){l(this.config,a);q();this.draw();return this};var M={linear:function(a){return a},quad:function(a){return Math.pow(a,2)},quint:function(a){return Math.pow(a,5)},cycle:function(a){return 1-Math.sin(Math.acos(a))},bounce:function(a){a:{a=1-a;for(var b=0,
c=1;;b+=c,c/=2)if(a>=(7-4*b)/11){a=-Math.pow((11-6*b-11*a)/4,2)+Math.pow(c,2);break a}a=void 0}return 1-a},elastic:function(a){a=1-a;return 1-Math.pow(2,10*(a-1))*Math.cos(30*Math.PI/3*a)}},G=null;a.lineCap="round";this.draw=function(){if(!A.i8d){B.clearRect(-t,-u,C,D);B.save();var g={ctx:a};a=B;p();N();J();d();s();b.title&&(a.save(),a.font=24*(f/200)+"px Arial",a.fillStyle=b.colors.title,a.textAlign="center",a.fillText(b.title,0,-f/4.25),a.restore());b.units&&(a.save(),a.font=22*(f/200)+"px Arial",
a.fillStyle=b.colors.units,a.textAlign="center",a.fillText(b.units,0,f/3.25),a.restore());A.i8d=!0;a=g.ctx;delete g.ctx}a.clearRect(-t,-u,C,D);a.save();a.drawImage(A,-t,-u,C,D);if(Gauge.initialized)L(),K(),H||(E.onready&&E.onready(),H=!0);else var e=setInterval(function(){Gauge.initialized&&(clearInterval(e),L(),K(),H||(E.onready&&E.onready(),H=!0))},10);return this}};Gauge.initialized=!1;
(function(){var b=document,l=b.getElementsByTagName("head")[0],q=-1!=navigator.userAgent.toLocaleLowerCase().indexOf("msie"),v="@font-face {font-family: 'Led';src: url('fonts/digital-7-mono."+(q?"eot":"ttf")+"');}",k=b.createElement("style");k.type="text/css";if(q)l.appendChild(k),l=k.styleSheet,l.cssText=v;else{try{k.appendChild(b.createTextNode(v))}catch(e){k.cssText=v}l.appendChild(k);l=k.styleSheet?k.styleSheet:k.sheet||b.styleSheets[b.styleSheets.length-1]}var g=setInterval(function(){if(b.body){clearInterval(g);
var e=b.createElement("div");e.style.fontFamily="Led";e.style.position="absolute";e.style.height=e.style.width=0;e.style.overflow="hidden";e.innerHTML=".";b.body.appendChild(e);setTimeout(function(){Gauge.initialized=!0;e.parentNode.removeChild(e)},250)}},1)})();Gauge.Collection=[];
Gauge.Collection.get=function(b){if("string"==typeof b)for(var l=0,q=this.length;l<q;l++){if((this[l].config.renderTo.tagName?this[l].config.renderTo:document.getElementById(this[l].config.renderTo)).getAttribute("id")==b)return this[l]}else return"number"==typeof b?this[b]:null};function domReady(b){window.addEventListener?window.addEventListener("DOMContentLoaded",b,!1):window.attachEvent("onload",b)}
domReady(function(){function b(b){for(var e=b[0],d=1,g=b.length;d<g;d++)e+=b[d].substr(0,1).toUpperCase()+b[d].substr(1,b[d].length-1);return e}for(var l=document.getElementsByTagName("canvas"),q=0,v=l.length;q<v;q++)if("canv-gauge"==l[q].getAttribute("data-type")){var k=l[q],e={},g,p=parseInt(k.getAttribute("width"),10),w=parseInt(k.getAttribute("height"),10);e.renderTo=k;p&&(e.width=p);w&&(e.height=w);p=0;for(w=k.attributes.length;p<w;p++)if(g=k.attributes.item(p).nodeName,"data-type"!=g&&"data-"==
g.substr(0,5)){var d=g.substr(5,g.length-5).toLowerCase().split("-");if(g=k.getAttribute(g))switch(d[0]){case "colors":d[1]&&(e.colors||(e.colors={}),"needle"==d[1]?(d=g.split(/\s+/),e.colors.needle=d[0]&&d[1]?{start:d[0],end:d[1]}:g):(d.shift(),e.colors[b(d)]=g));break;case "highlights":e.highlights||(e.highlights=[]);g=g.match(/(?:(?:-?\d*\.)?(-?\d+){1,2}){2}(?:(?:#|0x)?(?:[0-9A-F|a-f]){3,8}|rgba?\(.*?\))/g);for(var d=0,J=g.length;d<J;d++){var s=g[d].replace(/^\s+|\s+$/g,"").split(/\s+/),x={};
s[0]&&""!=s[0]&&(x.from=s[0]);s[1]&&""!=s[1]&&(x.to=s[1]);s[2]&&""!=s[2]&&(x.color=s[2]);e.highlights.push(x)}break;case "animation":d[1]&&(e.animation||(e.animation={}),"fn"==d[1]&&/^\s*function\s*\(/.test(g)&&(g=eval("("+g+")")),e.animation[d[1]]=g);break;default:d=b(d);if("onready"==d)continue;if("majorTicks"==d)g=g.split(/\s+/);else if("strokeTicks"==d||"glow"==d)g="true"==g?!0:!1;else if("valueFormat"==d)if(g=g.split("."),2==g.length)g={"int":parseInt(g[0],10),dec:parseInt(g[1],10)};else continue;
e[d]=g}}e=new Gauge(e);k.getAttribute("data-value")&&e.setRawValue(parseFloat(k.getAttribute("data-value")));k.getAttribute("data-onready")&&(e.onready=function(){eval(this.config.renderTo.getAttribute("data-onready"))});e.draw()}});window.Gauge=Gauge;
<!-- Gauge Code Ends -->
<?php
$ht4 = file_get_contents("/var/www/html/ht41.txt");
?>
data_val = $ht4
data_val2 = 30
</script>
<h1>Arduino Two Temperatures</h1>
<canvas id="an_gauge_1" data-title="Inside" data-units="Temp. °C" width="500" height="500" data-major-ticks="-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150" data-type="canv-gauge" data-min-value="-40" data-max-value="150" data-highlights="-40 0 #4D89F2, 0 10 #25B8D9, 10 30 #0BB950, 30 40 #cc5, 40 150 #f33" data-onready="setInterval(function() { Gauge.Collection.get('an_gauge_1').setValue(data_val);}, 200);"></canvas>
<canvas id="an_gauge_2" data-title="Outside" data-units="Temp. °C" width="500" height="500" data-major-ticks="-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150" data-type="canv-gauge" data-min-value="-40" data-max-value="150" data-highlights="-40 0 #4D89F2, 0 10 #25B8D9, 10 30 #0BB950, 30 40 #cc5, 40 150 #f33" data-onready="setInterval(function() { Gauge.Collection.get('an_gauge_2').setValue(data_val2);}, 200);"></canvas>
</body>
</html>
J'ai problème avec data_val annoncez et data_val2
Si j'écris à valeur fixe script:
.
.
<!-- Gauge Code Ends -->
data_val = 20.5
data_val2 = 30.8
</script>
.
.
jauge de température de travail OK,
Mais je veux lire la valeur de température pour data_val à partir du fichier, mais ne fonctionne pas. Je essai avec ceci:
<!-- Gauge Code Ends -->
<?php
$ht4 = file_get_contents("/var/www/html/ht41.txt");
?>
data_val = $ht4
data_val2 = 30.8
</script>
fajl ht41.txt ont seulement des chiffres: "23,548"
Qu'est-ce que je fais mal?
Merci pour votre aide!
Si une réponse a résolu votre problème, envisagez d'accepter la réponse. Voici comment http://meta.stackexchange.com/questions/5234/how-does-accepting-an-answer-work puis revenez ici et faites de même avec la coche/checkmark jusqu'à ce qu'il devienne vert. Cela informe la communauté, une solution a été trouvée. Dans le cas contraire, d'autres personnes pourraient penser que la question est toujours ouverte et pourraient vouloir afficher des réponses (plus). Vous gagnerez des points et d'autres seront encouragés à vous aider. * Bienvenue à Stack! * –
Duplication possible de [Quelle est la différence entre la programmation côté client et côté serveur?] (Https://stackoverflow.com/questions/13840429/what-is-the-difference-between-client -side-and-server-side-programming) –